establecer el registro de NPM
npm config set registry https://registry.npmjs.org/
Fine Fly
npm config set registry https://registry.npmjs.org/npm config set registry <registry url>
npm install --registry=<registry url> https://registry.npmjs.org1- node uninstall and install latest version
2- run command in main directory and project
npm config set registry http://registry.npmjs.org
3- Run THis Command in project directoy or main directory
npm -g install npm
npm cache clean -f
4- again install npm i in project directory
npm install -g n
5- again install packagevar utils = require('windows-registry').utils;utils.associateExeForFile('myTestHandler', 'A test handler for unit tests', 'C:\\path\\to\\icon', 'C:\\Program Files\\nodejs\\node.exe %1', '.zzz');